fix: support go1.17

[ernado]

No description provided.

[codecov]

Codecov Report

Merging #51 (fec2557) into main (032f165) will not change coverage.
The diff coverage is 100.00%.

❗ Current head fec2557 differs from pull request most recent head d494e8b. Consider uploading reports for the commit d494e8b to get more accurate results

@@           Coverage Diff           @@
##             main      #51   +/-   ##
=======================================
  Coverage   99.91%   99.91%           
=======================================
  Files          37       37           
  Lines        2381     2381           
=======================================
  Hits         2379     2379           
  Misses          2        2           

Impacted Files	Coverage Δ
byteseq.go	100.00% <ø> (ø)
w_str_go118.go	100.00% <100.00%> (ø)

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